package com.lb.myeam.web.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class CharacterEncodingFilter implements Filter{

	public void destroy() {
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		request.setCharacterEncoding(encoding);
		response.setCharacterEncoding(encoding);
		chain.doFilter(request, response);
	}

	private String encoding ;
	public void init(FilterConfig filterConfig) throws ServletException {
		String string = filterConfig.getInitParameter("encoding");
		if (null == string || "".equals(string)) {
			encoding = "UTF-8";
		}else{
			encoding = string;
		}
		
	}
}
